/* ========================================
   Beijing Threshold Microbial Technology Co., Ltd
   Main Stylesheet
   ======================================== */

/* CSS Variables */
:root {
    /* Colors */
    --primary-color: #00d4aa;
    --secondary-color: #0066ff;
    --accent-color: #ff6b35;
    --dark-bg: #0a0a0a;
    --darker-bg: #050505;
    --light-bg: #141414;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --text-muted: #666666;
    --gradient-primary: linear-gradient(135deg, #00d4aa 0%, #0066ff 100%);
    --gradient-dark: linear-gradient(180deg, #0a0a0a 0%, #141414 100%);
    --gradient-accent: linear-gradient(135deg, #ff6b35 0%, #ff3366 100%);
    
    /* Typography */
    --font-primary: 'Audi Type', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-secondary: 'Helvetica Neue', Helvetica, Arial, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;
    --font-size-6xl: 3.75rem;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    --spacing-4xl: 6rem;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-smooth: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.5);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 20px rgba(0, 212, 170, 0.3);
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 24px;
    --radius-full: 9999px;
    
    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-popover: 1060;
    --z-tooltip: 1070;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    background-color: var(--dark-bg);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-lg);
}

h1 { font-size: var(--font-size-6xl); }
h2 { font-size: var(--font-size-5xl); }
h3 { font-size: var(--font-size-4xl); }
h4 { font-size: var(--font-size-3xl); }
h5 { font-size: var(--font-size-2xl); }
h6 { font-size: var(--font-size-xl); }

p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition-base);
}

a:hover {
    color: var(--secondary-color);
}

ul, ol {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    cursor: pointer;
    border: none;
    outline: none;
    font-family: inherit;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* Container */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

/* Section */
.section {
    padding: var(--spacing-4xl) 0;
    position: relative;
}

.section-dark {
    background-color: var(--dark-bg);
}

.section-darker {
    background-color: var(--darker-bg);
}

.section-light {
    background-color: var(--light-bg);
}

/* Grid */
.grid {
    display: grid;
    gap: var(--spacing-xl);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Flex */
.flex {
    display: flex;
}

.flex-center {
    display: flex;
    align-items: center;
    justify-content: center;
}

.flex-between {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: var(--z-fixed);
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-smooth);
}

.header.scrolled {
    background: rgba(5, 5, 5, 0.98);
    box-shadow: var(--shadow-lg);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg) 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.logo svg {
    width: 50px;
    height: 50px;
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

.logo-text span {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    font-weight: 400;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
}

.nav-item {
    position: relative;
}

.nav-link {
    color: var(--text-primary);
    font-weight: 500;
    padding: var(--spacing-sm) 0;
    position: relative;
    transition: var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

/* Dropdown Menu */
.dropdown {
    position: relative;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%) translateY(10px);
    background: var(--light-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    min-width: 220px;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    box-shadow: var(--shadow-xl);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown-item {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    border-radius: var(--radius-md);
    transition: var(--transition-base);
}

.dropdown-item:hover {
    background: rgba(0, 212, 170, 0.1);
    color: var(--primary-color);
}

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
    background: transparent;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background: var(--text-primary);
    transition: var(--transition-base);
    border-radius: var(--radius-sm);
}

.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--darker-bg);
    z-index: var(--z-modal);
    padding: var(--spacing-4xl) var(--spacing-xl);
    transform: translateX(100%);
    transition: var(--transition-smooth);
}

.mobile-nav.active {
    transform: translateX(0);
}

.mobile-nav-close {
    position: absolute;
    top: var(--spacing-xl);
    right: var(--spacing-xl);
    background: transparent;
    color: var(--text-primary);
    font-size: var(--font-size-3xl);
}

.mobile-nav-menu {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.mobile-nav-link {
    font-size: var(--font-size-2xl);
    color: var(--text-primary);
    padding: var(--spacing-md) 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--darker-bg);
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-background::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 50%, rgba(0, 212, 170, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 80%, rgba(0, 102, 255, 0.1) 0%, transparent 50%);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    padding: var(--spacing-2xl);
}

.hero-title {
    font-size: var(--font-size-6xl);
    margin-bottom: var(--spacing-xl);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: var(--font-size-2xl);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-3xl);
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    justify-content: center;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-2xl);
    font-size: var(--font-size-base);
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--dark-bg);
}

.btn-primary:hover {
    box-shadow: var(--shadow-glow);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: rgba(0, 212, 170, 0.1);
    transform: translateY(-2px);
}

.btn-lg {
    padding: var(--spacing-lg) var(--spacing-3xl);
    font-size: var(--font-size-lg);
}

/* Cards */
.card {
    background: var(--light-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-2xl);
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    transition: var(--transition-base);
}

.card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-glow);
}

.card:hover::before {
    opacity: 0.05;
}

.card-content {
    position: relative;
    z-index: 1;
}

.card-icon {
    width: 60px;
    height: 60px;
    margin-bottom: var(--spacing-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    font-size: var(--font-size-2xl);
}

.card-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.card-text {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* Features Section */
.features {
    padding: var(--spacing-4xl) 0;
}

.features-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.features-header h2 {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-md);
}

.features-header p {
    font-size: var(--font-size-lg);
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

/* Stats Section */
.stats {
    padding: var(--spacing-4xl) 0;
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.stats::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-3xl);
    position: relative;
    z-index: 1;
}

.stat-item {
    text-align: center;
    color: var(--dark-bg);
}

.stat-number {
    font-size: var(--font-size-6xl);
    font-weight: 700;
    line-height: 1;
    margin-bottom: var(--spacing-sm);
}

.stat-label {
    font-size: var(--font-size-lg);
    opacity: 0.8;
}

/* Services Preview */
.services-preview {
    padding: var(--spacing-4xl) 0;
}

.services-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
}

/* App Showcase */
.app-showcase {
    padding: var(--spacing-4xl) 0;
    background: var(--darker-bg);
}

.app-showcase-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: center;
}

.app-showcase-content h2 {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-xl);
}

.app-showcase-content p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
}

.app-features {
    display: grid;
    gap: var(--spacing-md);
}

.app-feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
}

.app-feature-icon {
    width: 24px;
    height: 24px;
    color: var(--primary-color);
    flex-shrink: 0;
}

.app-showcase-image {
    position: relative;
}

.app-mockup {
    width: 100%;
    max-width: 500px;
    margin: 0 auto;
    display: block;
}

/* App Store Buttons */
.app-store-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-xl);
}

.store-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--text-primary);
    color: var(--dark-bg);
    border-radius: var(--radius-lg);
    transition: var(--transition-base);
}

.store-btn:hover {
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.store-btn svg {
    width: 30px;
    height: 30px;
}

.store-btn-text {
    text-align: left;
}

.store-btn-text small {
    font-size: var(--font-size-xs);
    opacity: 0.7;
}

.store-btn-text strong {
    display: block;
    font-size: var(--font-size-base);
}

/* Partners */
.partners {
    padding: var(--spacing-4xl) 0;
}

.partners-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.partners-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-3xl);
    flex-wrap: wrap;
}

.partner-logo {
    width: 150px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--light-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    transition: var(--transition-base);
}

.partner-logo:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

.partner-logo svg {
    width: 100%;
    height: 100%;
}

/* News Section */
.news {
    padding: var(--spacing-4xl) 0;
}

.news-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.news-card {
    background: var(--light-bg);
    border-radius: var(--radius-xl);
    overflow: hidden;
    transition: var(--transition-smooth);
}

.news-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.news-image {
    width: 100%;
    height: 200px;
    background: var(--gradient-primary);
    position: relative;
    overflow: hidden;
}

.news-image::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.3);
}

.news-content {
    padding: var(--spacing-xl);
}

.news-date {
    font-size: var(--font-size-sm);
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
}

.news-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.news-excerpt {
    color: var(--text-secondary);
    line-height: 1.6;
}

.news-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    color: var(--primary-color);
    font-weight: 600;
}

.news-link:hover {
    gap: var(--spacing-md);
}

/* CTA Section */
.cta {
    padding: var(--spacing-4xl) 0;
    background: var(--gradient-primary);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23ffffff' fill-opacity='0.05' fill-rule='evenodd'/%3E%3C/svg%3E");
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta h2 {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-lg);
    color: var(--dark-bg);
}

.cta p {
    font-size: var(--font-size-xl);
    color: var(--dark-bg);
    opacity: 0.8;
    margin-bottom: var(--spacing-2xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta .btn-primary {
    background: var(--dark-bg);
    color: var(--primary-color);
}

.cta .btn-primary:hover {
    background: var(--text-primary);
}

/* Footer */
.footer {
    background: var(--darker-bg);
    padding: var(--spacing-4xl) 0 var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--spacing-3xl);
    margin-bottom: var(--spacing-3xl);
}

.footer-brand {
    max-width: 300px;
}

.footer-brand .logo {
    margin-bottom: var(--spacing-lg);
}

.footer-brand p {
    color: var(--text-secondary);
    line-height: 1.8;
}

.footer-column h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-links a {
    color: var(--text-secondary);
    transition: var(--transition-base);
}

.footer-links a:hover {
    color: var(--primary-color);
    padding-left: var(--spacing-sm);
}

.footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

.footer-contact-item svg {
    width: 20px;
    height: 20px;
    color: var(--primary-color);
    flex-shrink: 0;
    margin-top: 2px;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.footer-legal-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-legal-links a {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.footer-legal-links a:hover {
    color: var(--primary-color);
}

/* Page Header */
.page-header {
    padding: var(--spacing-4xl) 0;
    background: var(--darker-bg);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 50% 50%, rgba(0, 212, 170, 0.1) 0%, transparent 70%);
}

.page-header-content {
    position: relative;
    z-index: 1;
}

.page-header h1 {
    font-size: var(--font-size-5xl);
    margin-bottom: var(--spacing-md);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header p {
    font-size: var(--font-size-xl);
    max-width: 600px;
    margin: 0 auto;
}

/* Breadcrumb */
.breadcrumb {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xl);
}

.breadcrumb-item {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.breadcrumb-item a {
    color: var(--text-secondary);
}

.breadcrumb-item a:hover {
    color: var(--primary-color);
}

.breadcrumb-separator {
    color: var(--text-muted);
}

.breadcrumb-item.active {
    color: var(--primary-color);
}

/* Services Page */
.services-list {
    padding: var(--spacing-4xl) 0;
}

.service-category {
    margin-bottom: var(--spacing-4xl);
}

.service-category:last-child {
    margin-bottom: 0;
}

.service-category-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.service-category-icon {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
}

.service-category-icon svg {
    width: 40px;
    height: 40px;
    color: var(--dark-bg);
}

.service-category-title h3 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-sm);
}

.service-category-title p {
    color: var(--text-secondary);
}

.service-items-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

/* Culture Page */
.timeline {
    padding: var(--spacing-4xl) 0;
}

.timeline-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.timeline-container {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.timeline-line {
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--gradient-primary);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-3xl);
    display: flex;
}

.timeline-item:nth-child(odd) {
    justify-content: flex-start;
    padding-right: calc(50% + var(--spacing-2xl));
}

.timeline-item:nth-child(even) {
    justify-content: flex-end;
    padding-left: calc(50% + var(--spacing-2xl));
}

.timeline-content {
    background: var(--light-bg);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
}

.timeline-date {
    font-size: var(--font-size-sm);
    color: var(--primary-color);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.timeline-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.timeline-text {
    color: var(--text-secondary);
}

.timeline-dot {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 20px;
    height: 20px;
    background: var(--primary-color);
    border-radius: 50%;
    border: 4px solid var(--dark-bg);
}

/* Team Section */
.team {
    padding: var(--spacing-4xl) 0;
    background: var(--darker-bg);
}

.team-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
}

.team-member {
    text-align: center;
}

.team-avatar {
    width: 200px;
    height: 200px;
    margin: 0 auto var(--spacing-lg);
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-6xl);
    color: var(--dark-bg);
}

.team-name {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.team-role {
    color: var(--primary-color);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-sm);
}

.team-bio {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

/* Values Section */
.values {
    padding: var(--spacing-4xl) 0;
}

.values-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
}

.value-item {
    text-align: center;
    padding: var(--spacing-2xl);
}

.value-icon {
    width: 100px;
    height: 100px;
    margin: 0 auto var(--spacing-lg);
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.value-icon svg {
    width: 50px;
    height: 50px;
    color: var(--dark-bg);
}

.value-title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.value-text {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* News Page */
.news-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-3xl);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-lg);
    background: var(--light-bg);
    color: var(--text-secondary);
    border-radius: var(--radius-full);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-base);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--primary-color);
    color: var(--dark-bg);
    border-color: var(--primary-color);
}

/* Contact Page */
.contact-section {
    padding: var(--spacing-4xl) 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
}

.contact-info {
    background: var(--light-bg);
    padding: var(--spacing-3xl);
    border-radius: var(--radius-xl);
}

.contact-info h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: var(--dark-bg);
}

.contact-details h4 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.contact-details p {
    color: var(--text-secondary);
}

.contact-form {
    background: var(--light-bg);
    padding: var(--spacing-3xl);
    border-radius: var(--radius-xl);
}

.contact-form h3 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    font-weight: 500;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--dark-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    transition: var(--transition-base);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 212, 170, 0.1);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.form-select {
    cursor: pointer;
}

.form-select option {
    background: var(--dark-bg);
    color: var(--text-primary);
}

/* Map Section */
.map-section {
    padding: var(--spacing-4xl) 0;
    background: var(--darker-bg);
}

.map-container {
    border-radius: var(--radius-xl);
    overflow: hidden;
    height: 400px;
    background: var(--light-bg);
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Legal Pages */
.legal-content {
    padding: var(--spacing-4xl) 0;
}

.legal-section {
    margin-bottom: var(--spacing-3xl);
}

.legal-section h2 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: var(--spacing-md);
}

.legal-section h3 {
    font-size: var(--font-size-xl);
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.legal-section p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
    color: var(--text-secondary);
}

.legal-section ul {
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-xl);
}

.legal-section li {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-md);
}

.legal-section li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--primary-color);
}

.legal-section ol {
    margin-bottom: var(--spacing-lg);
    padding-left: var(--spacing-xl);
    list-style: decimal;
}

.legal-section ol li {
    padding-left: var(--spacing-sm);
}

.last-updated {
    font-style: italic;
    color: var(--text-muted);
    margin-bottom: var(--spacing-2xl);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-0 { margin-top: 0; }
.mt-1 { margin-top: var(--spacing-sm); }
.mt-2 { margin-top: var(--spacing-md); }
.mt-3 { margin-top: var(--spacing-lg); }
.mt-4 { margin-top: var(--spacing-xl); }
.mt-5 { margin-top: var(--spacing-2xl); }

.mb-0 { margin-bottom: 0; }
.mb-1 { margin-bottom: var(--spacing-sm); }
.mb-2 { margin-bottom: var(--spacing-md); }
.mb-3 { margin-bottom: var(--spacing-lg); }
.mb-4 { margin-bottom: var(--spacing-xl); }
.mb-5 { margin-bottom: var(--spacing-2xl); }

.py-4 { padding-top: var(--spacing-xl); padding-bottom: var(--spacing-xl); }
.py-5 { padding-top: var(--spacing-2xl); padding-bottom: var(--spacing-2xl); }

.hidden { display: none; }
.visible { display: block; }

/* Loading Animation */
.loading {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--darker-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease;
}

.loading.hidden {
    opacity: 0;
    pointer-events: none;
}

.loading-spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(0, 212, 170, 0.2);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Scroll to Top */
.scroll-top {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-base);
    z-index: var(--z-sticky);
    box-shadow: var(--shadow-lg);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
}

.scroll-top svg {
    width: 24px;
    height: 24px;
    color: var(--dark-bg);
}